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21 Oz Standard Flex Cap Trillium
21 Oz Standard Flex Cap Trillium + Hydro flask

21 Oz Standard Flex Cap Trillium

Insulated flask - 21 Oz Standard Flex Cap - Hydroflask - 2026

£29.50
-15%
£34.90
VAT and custom duties included

Other colors available

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21 Oz Standard Flex Cap Trillium
£29.50
-15%
£34.90
VAT and custom duties included
delivery Home delivery from 08/06/2026
return 60 days to change your mind
Get £0.59 off your next order.
Description

The 21 Oz Standard Flex Cap Trillium is an insulated flask from the brand Hydroflask.

This flask has a waterproof Flex Capstopper. What’s more, its double-walled vacuum insulation will keep your water cool for TempShield™ 24 hours or your tea warm for 12 hours, making it ideal for staying hydrated both in your daily life and when out hiking. Finally, with this model made from durable 18/8 stainless steel and with a guarantee that it will BPAbe free from anytaste-altering substances, the taste of your water will remain unchanged all day long.

So, no more plastic bottles! Choose a more sustainable, healthier and more economical solution with the 21 Oz Standard Flex Cap !



WARNING: Do not place this product in the microwave, the freezer or on the hob.

21 Oz Standard Flex Cap Trillium
Discover related categories
Technical details
Hydration system type
Water bottle
Overview
Brand
Hydro flaskHydro flask-logo
Warranty
A vie
Year
2026
Season
Spring
Gender
Unisex
Product details
Volume (litres)
0.62
Weight (g)
340
Technical details
Flask material
Stainless Steel
Opening
14688
Purifier
No
Other features

- Double-walled vacuum TempShield™ insulation to keep drinks cool for up to 24 hours and warm for up to 12 hours
- Waterproof stopper Flex Cap
- Non-slip Color Last™ powder coating that prevents the bottle from discolouring
- Fits most cup holders and bottle holders in cars and backpacks
- Dishwasher safe

Composition :
- Professional-grade, BPA-free 18/8 stainless steel, with a guarantee of excellent durability and an authentic taste without flavour transfer

Dimensions :
- Neck diameter: 4.9 cm
- Flask diameter: 7.3 cm
- Height of the flask: 28.3 cm

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